{"id":"CVE-2025-21481","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-21481","generatedAt":"2026-10-28T01:14:28.669Z","title":"Memory corruption while performing private key encryption in trusted application.","description":"Memory corruption while performing private key encryption in trusted application.","published":"2025-09-24T16:15:34.000Z","lastModified":"2026-06-17T08:43:34.000Z","status":"Analyzed","sourceIdentifier":"product-security@qualcomm.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120"],"affected":["qualcomm/315 5g iot modem firmware","qualcomm/aqt1000 firmware","qualcomm/ar8031 firmware","qualcomm/ar8035 firmware","qualcomm/c-v2x 9150 firmware","qualcomm/sm6250p firmware","qualcomm/sm6370 firmware","qualcomm/sm6650 firmware","qualcomm/sm7250p firmware","qualcomm/sm7315 firmware","qualcomm/sm7325p firmware","qualcomm/sm7635 firmware","qualcomm/sm7675 firmware","qualcomm/sm7675p firmware","qualcomm/sm8635 firmware","qualcomm/sm8635p firmware","qualcomm/sm8650q firmware","qualcomm/sm8735 firmware","qualcomm/sm8750 firmware","qualcomm/sm8750p firmware","qualcomm/smart audio 400 platform firmware","qualcomm/snapdragon 4 gen 1 mobile platform firmware","qualcomm/snapdragon 460 mobile platform firmware","qualcomm/snapdragon 480 5g mobile platform firmware","qualcomm/snapdragon 480\\+ 5g mobile platform \\(sm4350-ac\\) firmware","qualcomm/snapdragon 662 mobile platform firmware","qualcomm/snapdragon 665 mobile platform firmware","qualcomm/snapdragon 670 mobile platform firmware","qualcomm/snapdragon 675 mobile platform firmware","qualcomm/snapdragon 678 mobile platform \\(sm6150-ac\\) firmware","qualcomm/snapdragon 680 4g mobile platform firmware","qualcomm/snapdragon 685 4g mobile platform \\(sm6225-ad\\) firmware","qualcomm/snapdragon 690 5g mobile platform firmware","qualcomm/snapdragon 695 5g mobile platform firmware","qualcomm/snapdragon 710 mobile platform firmware","qualcomm/snapdragon 720g mobile platform firmware","qualcomm/snapdragon 730 mobile platform \\(sm7150-aa\\) firmware","qualcomm/snapdragon 730g mobile platform \\(sm7150-ab\\) firmware","qualcomm/snapdragon 732g mobile platform \\(sm7150-ac\\) firmware","qualcomm/snapdragon 750g 5g mobile platform firmware","qualcomm/snapdragon 765 5g mobile platform \\(sm7250-aa\\) firmware","qualcomm/snapdragon 765g 5g mobile platform \\(sm7250-ab\\) firmware","qualcomm/snapdragon 768g 5g mobile platform \\(sm7250-ac\\) firmware","qualcomm/snapdragon 778g 5g mobile platform firmware","qualcomm/snapdragon 778g\\+ 5g mobile platform \\(sm7325-ae\\) firmware","qualcomm/csra6620 firmware","qualcomm/csra6640 firmware","qualcomm/fastconnect 6200 firmware","qualcomm/fastconnect 6700 firmware","qualcomm/fastconnect 6800 firmware","qualcomm/fastconnect 6900 firmware","qualcomm/fastconnect 7800 firmware","qualcomm/flight rb5 5g platform firmware","qualcomm/qam8255p firmware","qualcomm/qam8295p firmware","qualcomm/qam8620p firmware","qualcomm/qam8650p firmware","qualcomm/qam8775p firmware","qualcomm/qamsrv1h firmware","qualcomm/qamsrv1m firmware"],"epss":{"score":0.00075,"percentile":0.0008,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.07%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2025-bulletin.html","tags":["Vendor Advisory"],"source":"product-security@qualcomm.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-21481","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}